| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] at [noun sg] | 1461 |
|
| 2 | [conj] then [noun sg] | 410 |
|
| 3 | [conj] then at | 240 |
|
| 4 | then at [noun sg] | 48 |
|
